From: patchwork-bot+netdevbpf@kernel.org
To: Nikolaos Gkarlis <nickgarlis@gmail.com>
Cc: netdev@vger.kernel.org, kuba@kernel.org, kuniyu@google.com
Subject: Re: [PATCH v5] rtnetlink: add missing netlink_ns_capable() check for peer netns
Date: Fri, 03 Apr 2026 22:30:04 +0000 [thread overview]
Message-ID: <177525540479.1474180.4557160126196950232.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20260402181432.4126920-1-nickgarlis@gmail.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Thu, 2 Apr 2026 20:14:32 +0200 you wrote:
> rtnl_newlink() lacks a CAP_NET_ADMIN capability check on the peer
> network namespace when creating paired devices (veth, vxcan,
> netkit). This allows an unprivileged user with a user namespace
> to create interfaces in arbitrary network namespaces, including
> init_net.
>
> Add a netlink_ns_capable() check for CAP_NET_ADMIN in the peer
> namespace before allowing device creation to proceed.
>
> [...]
Here is the summary with links:
- [v5] rtnetlink: add missing netlink_ns_capable() check for peer netns
https://git.kernel.org/netdev/net/c/7b735ef81286
You are awesome, thank you!
--
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prev parent reply other threads:[~2026-04-03 22:30 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-04-02 18:14 [PATCH v5] rtnetlink: add missing netlink_ns_capable() check for peer netns Nikolaos Gkarlis
2026-04-02 19:16 ` Kuniyuki Iwashima
2026-04-03 22:30 ` patchwork-bot+netdevbpf [this message]
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